Home / 8,015.07-11,064.68-5,630.11

Finding the Fourth Proportional to 8,015.07, 11,064.68 and 5,630.11

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Solution

The fourth proportional to 8,015.07, 11,064.68 and 5,630.11 is: 7,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.07 : 11,064.68 = 5,630.11 : x
  2. Step 2: Convert to fraction form
    8,015.07/11,064.68 = 5,630.11/x
  3. Step 3: Cross multiply
    8,015.07x = 11,064.68 × 5,630.11
  4. Step 4: Simplify right side
    8,015.07x = 62,295,362.48
  5. Step 5: Solve for x
    x = 62,295,362.48/8,015.07
  6. Step 6: Final answer
    x = 7,772.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.